Mineral admixtures can be used in the manufacturing of solid concrete blocks. However, GGBS has shown very effective in replacement of cement without compromising the quality of the solid blocks. Air-entraining admixtures do not serve their purpose, but plasticizers can be used to reduce w/c for...
This review presents an in-depth examination of the usage of six major waste materials in mixed waste materials (MWM) concrete: recycled coarse aggregates (RCA), fly ash (FA), waste glass (WG), waste rubber (WR), steel waste (SW), and waste plastic (WP). The review assesses the impa...
BS 8007 is the water-retaining structures code and is commonly used in the design and construction of a range of concrete structures including water treatment works; although it is not intended for that purpose, it is often also used in the design of basements. BS 8007 was issued 13 years...
Supplementary cementitious materials (SCMs) such as fly ash and Ground Granulated Blast Furnace slag (GGBS) have proven to be successful partial replacement to cement, but their availability is declining due to shutting down of the coal-based power plants in various parts of the World. Use of ...
Additionally, the useful application case studies of fly ash concrete published by the American Coal Ash Association are also summarised.Previous article in issue Next article in issue Keywords Fly ash (FA) Silica fume (SF) Ground granulated Blast furnace slag (GGBS, S) Pozzolanic reaction Filler...
FLY ASH AND BLAST FURNACE SLAG WITH THE ADDITION OF A SMALL QUANTITY OF LIME ARE USED AS BINDERS OF LEAN CONCRETE BASE COURSES (WITH A LOW CEMENT CONTENT), PARTICULARLY IN FRANCE. BECAUSE SUCH CONCRETE MIXES CURE MORE SLOWLY, THEY OFFER NUMEROUS TECHNICAL AND ECONOMIC ADVANTAGES (INCREASE IN ...
These materials can be used cost-effectively for such applicaitons as hot weather concreting, wall placements, crane and bucket placements, slabs on grade, and pumped concrete. Each of these areas are discussed in some detail.关键词:Concrete Cost effectiveness Hot weather Pumped concrete Slabs ...
(100% BA), however, failed to meet the necessary codal requirements for PQC, enabling us to conclude that complete replacement of river sand in concrete pavements with either 100% FA or a combination of FA and BA in equal proportion is an eco-friendly and cost-effective alternative to the ...
Use of GGBS and PFA in concrete
Structural and mechanical studies of a ground-granulated blast-furnace slag (GGBS) based binder and its use in earth concrete The aim of this work is to characterize the mechanical properties with the understanding of the chemical reactions of a ground granulated blast-furnace sla... A Lam,R ...